Core i9 vs Core i9-9820X

Primary details

Comparing Core i9-9820X and Core i9 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	547	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	15.38	no data
Market segment	Desktop processor	Desktop processor
Series	Intel Core i9	no data
Architecture codename	Skylake (server) (2017−2019)	no data
Release date	19 October 2018 (5 years ago)	1 October 2023 (less than a year ago)
Launch price (MSRP)	$898	no data
Current price	$385 (0.4x MSRP)	$418

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-9820X and Core i9 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	10 (Deca-Core)	no data
Threads	20	no data
Base clock speed	3.3 GHz	no data
Boost clock speed	4.2 GHz	no data
Bus support	4 × 8 GT/s	no data
L1 cache	64 KB (per core)	no data
L2 cache	1 MB (per core)	no data
L3 cache	16.5 MB (shared)	no data
Chip lithography	14 nm	no data
Maximum core temperature	92 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	-
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Core i9-9820X and Core i9 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	no data
Socket	FCLGA2066	no data
Power consumption (TDP)	165 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9820X and Core i9. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	no data
Turbo Boost Max 3.0	+	no data
Status	Discontinued	no data

Security technologies

Core i9-9820X and Core i9 technologies aimed at improving security, for example, by protecting against hacks.

EDB

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9820X and Core i9 are enumerated here.

VT-d	+	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9820X and Core i9. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	no data
Maximum memory size	128 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Core i9-9820X and Core i9.

PCIe version	3.0	no data
PCI Express lanes	44	no data

Pros & cons summary

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Recency

19 October 2018

1 October 2023

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Should you still have questions on choice between Core i9-9820X and Core i9, ask them in Comments section, and we shall answer.

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